Experts warn bird flu virus changing rapidly in largest ever outbreak

Experts warn bird flu virus changing rapidly in largest ever outbreak While emphasising that the risk to humans remains low, the experts who spoke that the surging number of bird flu cases in mammals was a cause for concern.Since first emerging in 1996, the H5N1 avian influenza virus had previously been confined to mostly seasonal outbreaks. https://ift.tt/l8AWk9e